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- /*
- * ipcp.h - IP Control Protocol definitions.
- *
- * Copyright (c) 1989 Carnegie Mellon University.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms are permitted
- * provided that the above copyright notice and this paragraph are
- * duplicated in all such forms and that any documentation,
- * advertising materials, and other materials related to such
- * distribution and use acknowledge that the software was developed
- * by Carnegie Mellon University. The name of the
- * University may not be used to endorse or promote products derived
- * from this software without specific prior written permission.
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
- * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- */
-
- /*
- * Options.
- */
- #define CI_ADDRS 1 /* IP Addresses */
- #define CI_COMPRESSTYPE 2 /* Compression Type */
-
- #define MAX_STATES 16 /* from slcompress.h */
-
- #define IPCP_VJMODE_OLD 1 /* "old" mode (option # = 0x0037) */
- #define IPCP_VJMODE_CURRENT 2 /* "current"mode (option # = 0x002d) */
- #define IPCP_VJMODE_DRAFT 3 /* "draft" mode (option # = 0x002d, */
- /* maxslot and slot number */
- /* compression from Aug. 1991 */
- /* ipcp draft RFC) */
-
- #define IPCP_VJ_COMP 0x002d /* current value for VJ compression option*/
- #define IPCP_VJ_COMP_OLD 0x0037 /* "old" (i.e, broken) value for VJ */
- /* compression option*/
-
- typedef struct ipcp_options {
- int neg_addrs : 1; /* Negotiate IP Addresses? */
- u_long ouraddr, hisaddr; /* Addresses in NETWORK BYTE ORDER */
- int neg_vj : 1; /* Van Jacobson Compression? */
- u_char maxslotindex, cflag; /* fields for Aug. 1991 Draft VJ */
- /* compression negotiation */
- } ipcp_options;
-
- extern ipcp_options ipcp_wantoptions[];
- extern ipcp_options ipcp_gotoptions[];
- extern ipcp_options ipcp_allowoptions[];
- extern ipcp_options ipcp_hisoptions[];
-
- void ipcp_init __ARGS((int));
- void ipcp_vj_setmode __ARGS((int));
- void ipcp_activeopen __ARGS((int));
- void ipcp_passiveopen __ARGS((int));
- void ipcp_close __ARGS((int));
- void ipcp_lowerup __ARGS((int));
- void ipcp_lowerdown __ARGS((int));
- void ipcp_input __ARGS((int, u_char *, int));
- void ipcp_protrej __ARGS((int));
-